CN219893104U - Direct-drive motor applied to circular weaving machine - Google Patents
Direct-drive motor applied to circular weaving machine Download PDFInfo
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- CN219893104U CN219893104U CN202321097393.3U CN202321097393U CN219893104U CN 219893104 U CN219893104 U CN 219893104U CN 202321097393 U CN202321097393 U CN 202321097393U CN 219893104 U CN219893104 U CN 219893104U
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- shell
- rotating shaft
- drive motor
- bearing
- knitting machine
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- 238000009941 weaving Methods 0.000 title description 3
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 241000237983 Trochidae Species 0.000 claims description 18
- 238000009940 knitting Methods 0.000 claims description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
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Abstract
The utility model discloses a direct-drive motor applied to a circular loom, which comprises a motor shell and a stator assembly fixed in the motor shell, wherein a rotor assembly is rotationally arranged in the stator assembly, and the direct-drive motor is characterized in that: the motor shell is rotatably provided with a rotating shaft through at least two first bearings, and the rotating shaft is fixed on the rotor assembly; a balance shaft is arranged in the rotating shaft in a penetrating way, and the rotating shaft is rotatably arranged on the balance shaft through at least two second bearings; the motor shell and the balance shaft are in a fixed state; the balance shaft and the second bearing in the fixed state are used for rotatably supporting the rotating shaft and are matched with the first bearing to rotatably mount the rotating shaft, so that the rotating shaft can keep coaxial rotation in the rotating process, the condition that the end part swings is avoided, and the stability of the whole motor in outputting rotating acting force is improved.
Description
Technical Field
The utility model relates to the technical field of loom driving devices, in particular to a direct-drive motor applied to a circular loom.
Background
The traditional transmission mechanism of the loom adopts a scheme of a high-speed permanent magnet synchronous motor acceleration and deceleration machine to realize the transmission operation of low-speed high-output torque, and particularly adopts a belt transmission mode during transmission, in order to improve the transmission mode of low efficiency and high noise existing in the belt transmission mode in the prior art, a direct-drive motor mode is provided, and particularly, see Chinese patent CNCN205945385U for disclosing a special permanent magnet synchronous direct-drive energy-saving motor for a circular loom, and particularly record a rotor which comprises a motor shell, a stator fixed in the motor shell and a rotor rotationally arranged in the stator, wherein an output shaft sleeve is fixedly arranged in the center of the rotor, and an output shaft linkage mounting hole for inserting and synchronously and jointly rotating an output shaft of the motor is arranged in the output shaft sleeve.
In the above patent, the output shaft is driven by the stator and the rotor in a matching manner to rotate under the installation effect of the bearing, and is connected with external parts through the shaft sleeve of the output shaft, particularly, the output shaft is driven to output the rotating force.
Disclosure of Invention
First technical problem
The utility model aims to provide a direct-drive motor applied to a circular weaving machine, which solves the problem that in the prior art, an output shaft is simply supported in a rotating way by adopting bearings at two ends, and the output shaft has end swinging in application.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a be applied to direct drive motor of circular knitting machine, includes motor housing and fixes stator module in the motor housing, stator module rotation is equipped with rotor subassembly, its characterized in that: the motor shell is rotatably provided with a rotating shaft through at least two first bearings, and the rotating shaft is fixed on the rotor assembly; a balance shaft is arranged in the rotating shaft in a penetrating way, and the rotating shaft is rotatably arranged on the balance shaft through at least two second bearings; the motor shell and the balance shaft are in a fixed state.
The motor shell comprises a middle shell, one end of the middle shell is connected with a bottom shell, the other end of the middle shell is connected with a top shell, and the stator assembly is fixed on the inner wall of the middle shell; the top shell is provided with a first mounting hole, the bottom shell is provided with a second mounting hole, and a first bearing is mounted on the first mounting hole and the second mounting Kong Najun; the top shell is provided with a first step used for limiting the first bearing, and the bottom shell is provided with a bearing pressing plate used for limiting the first bearing.
Preferably, a dust-proof ring sleeved on the rotating shaft and propped against the first step is arranged in the first mounting hole of the top shell, and the dust-proof ring is arranged on one side, far away from the first bearing, of the first mounting hole.
Preferably, the rotating shaft is provided with fixing plates positioned at two sides of the rotor assembly, and a limit baffle is arranged between the fixing plates close to one side of the bottom shell and the bottom shell.
Preferably, the bottom shell is provided with a second step, and the bottom plate is fixed on the second step.
Preferably, the top shell is provided with a first groove positioned outside the first mounting hole, and the bottom shell is provided with a second groove positioned outside the second mounting hole.
Preferably, a plurality of reinforcing ribs are uniformly distributed in the first groove and the second groove along the circumferential direction, and a notch structure is arranged on the reinforcing ribs towards one end of the stator assembly.
Preferably, the balance shaft is provided with a third step for installing the second bearing.
Preferably, a clamping groove corresponding to the third step is formed in the inner wall of the rotating shaft, and an elastic clamping ring used for limiting the second bearing is arranged in the clamping groove.
Preferably, the rotating shaft is also provided with a key slot.
(III) beneficial effects
The balance shaft and the second bearing in the fixed state are used for rotatably supporting the rotating shaft and are matched with the first bearing to rotatably mount the rotating shaft, so that the rotating shaft can keep coaxial rotation in the rotating process, the condition that the end part swings is avoided, and the stability of the whole motor in outputting rotating acting force is improved.
Drawings
FIG. 1 is a schematic view of a first perspective view of an embodiment of the present utility model;
FIG. 2 is a schematic view of a second perspective view of an embodiment of the present utility model;
FIG. 3 is a schematic cross-sectional view of an embodiment of the present utility model;
FIG. 4 is a schematic view of the top case according to an embodiment of the present utility model;
FIG. 5 is a schematic view of a bottom case according to an embodiment of the present utility model;
FIG. 6 is a schematic diagram of a structure of a rotor in an embodiment of the present utility model;
FIG. 7 is a schematic structural view of a balance shaft according to an embodiment of the present utility model;
in fig. 1 to 7, the correspondence between the component names or lines and the drawing numbers is:
the motor comprises a motor shell 1, a stator assembly 2, a rotor assembly 3, a first bearing 4, a rotating shaft 5, a balance shaft 6, a second bearing 7, a middle shell 8, a bottom shell 9, a top shell 10, a first mounting hole 11, a second mounting hole 12, a first step 13, a bearing pressing plate 14, a dust ring 15, a fixing plate 16, a limit baffle 17, a bottom plate 18, a second step 19, a first groove 20, a second groove 21, a reinforcing rib 22, a notch structure 23, a third step 24, a clamping groove 25, a clamping ring 26 and a key slot 27.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-7, the embodiment of the utility model provides a direct drive motor applied to a circular loom, which comprises a motor housing 1 and a stator assembly 2 fixed in the motor housing 1, wherein the stator assembly 2 is rotationally provided with a rotor assembly 3, the stator assembly 2 and the rotor assembly 3 are both directly structured by adopting the existing motor, in the existing mode, the rotor assembly 3 directly rotates with a rotating shaft 5, and in the use process, the rotating shaft 5 can have corresponding swinging to lose balance, and the end head can have swinging phenomenon due to the condition of not having coaxial rotation, in order to improve the corresponding defects, the rotating shaft 5 is rotationally arranged on the motor housing 1 through at least two first bearings 4, and the rotating shaft 5 is fixed on the rotor assembly 3; a balance shaft 6 is arranged in the rotating shaft 5 in a penetrating way, and the rotating shaft 5 is rotatably arranged on the balance shaft 6 through at least two second bearings 7; wherein, motor housing 1 with balance shaft 6 all is fixed state, and rotor subassembly 3 bring the pivot 5 to rotate the in-process and further form the rotation support on balance shaft 6 promptly, can guarantee from this that pivot 5 can not produce the condition of end wobbling after rotating, improves the stability in the in-service use.
In order to facilitate assembly of the motor structure, specifically, the motor housing 1 comprises a middle shell 8, one end of the middle shell 8 is connected with a bottom shell 9, the other end of the middle shell 8 is connected with a top shell 10, the stator assembly 2 is fixed on the inner wall of the middle shell 8, and the bottom shell 9 and the top shell 10 are fixedly mounted on the middle shell 8 through fastening screws so as to protect the inner stator assembly 2 and the rotor assembly 3. Meanwhile, a first mounting hole 11 is formed in the top shell 10, a second mounting hole 12 is formed in the bottom shell 9, first bearings 4 are mounted in the first mounting hole 11 and the second mounting hole 12, the first bearings 4 are mounted on the bottom shell 9 and the top shell 10 respectively, then balanced support can be formed on the rotating shaft 5, and the number and types of the specifically adopted first bearings 4 can be selected according to actual requirements; in order to limit the installation state of the first bearing 4, a first step 13 for limiting the first bearing 4 is specifically arranged on the top shell 10, a bearing pressing plate 14 for limiting the first bearing 4 is arranged on the bottom shell 9, the first bearing 4 installed on the top shell 10 is limited through the first step 13, and the first bearing 4 installed on the bottom shell 9 is limited through the bearing pressing plate 14, so that reliable behavior of the bearing is realized, and the situation of relative looseness cannot occur in the rotation process.
Specifically, a dust-proof ring 15 sleeved on the rotating shaft 5 and propped against the first step 13 is arranged in the first mounting hole 11 of the top shell 10, and the dust-proof ring 15 is arranged on one side of the first mounting hole 11 away from the first bearing 4, so that external dust is shielded by the dust-proof ring 15 to avoid entering the inside to cause the possibility of realizing the first bearing 4.
Meanwhile, the rotating shaft 5 is provided with fixing plates 16 positioned at two sides of the rotor assembly 3, a limit baffle 17 is arranged between the fixing plates 16 close to one side of the bottom shell 9 and the bottom shell 9, the rotor assembly 3 is fixed on the rotating shaft 5 through the fixing plates 16 and is prevented from moving relatively, and meanwhile, the limit baffle 17 is used for buffering movement in a certain floating range.
Further, the motor further comprises a bottom plate 18, a second step 19 is arranged on the bottom shell 9, the bottom plate 18 is fixed on the second step 19, and the bottom plate 18 is connected to the bottom plate 18 in a mounting way through the second step 19 on the bottom shell 9, so that the whole motor can be mounted on the bottom plate 18.
In order to facilitate the accommodation of coils emerging from the stator assembly 2, the top casing 10 is provided with a first groove 20 positioned outside the first mounting hole 11, and the bottom casing 9 is provided with a second groove 21 positioned outside the second mounting hole 12; meanwhile, in order to ensure the structural strength after the first groove 20 and the second groove 21 are formed, a plurality of reinforcing ribs 22 uniformly distributed along the circumferential direction are arranged in the first groove 20 and the second groove 21, a notch structure 23 is arranged on the reinforcing ribs 22 towards one end of the stator assembly 2, and the notch structure 23 just avoids the corresponding part of the stator assembly 2.
In order to ensure reliable rotation connection between the balance shaft 6 and the rotating shaft 5, a third step 24 for installing the second bearing 7 is specifically formed on the balance shaft 6, a clamping groove 25 corresponding to the third step 24 is formed on the inner wall of the rotating shaft 5, and an elastic clamping ring 26 for limiting the second bearing 7 is arranged in the clamping groove 25, so that the second bearing 7 is stably installed and limited, and the position is kept relatively fixed in the rotation process.
Specifically, the rotating shaft 5 is further provided with a key slot 27, wherein one key slot 27 is used for limiting the installation of the rotor assembly 3, and the other key slot 27 is used for limiting when other parts are externally connected.
It should be noted that, the specific motor principle is the same as the existing one, and in this embodiment, the improvement of the rotation balance of the rotating shaft 5 is performed.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. The utility model provides a be applied to direct drive motor of circular knitting machine, includes motor housing and fixes stator module in the motor housing, stator module rotation is equipped with rotor subassembly, its characterized in that: the motor shell is rotatably provided with a rotating shaft through at least two first bearings, and the rotating shaft is fixed on the rotor assembly;
a balance shaft is arranged in the rotating shaft in a penetrating way, and the rotating shaft is rotatably arranged on the balance shaft through at least two second bearings;
the motor shell and the balance shaft are in a fixed state.
2. A direct drive motor for a circular knitting machine according to claim 1, characterized in that: the motor shell comprises a middle shell, one end of the middle shell is connected with a bottom shell, the other end of the middle shell is connected with a top shell, and the stator assembly is fixed on the inner wall of the middle shell;
the top shell is provided with a first mounting hole, the bottom shell is provided with a second mounting hole, and a first bearing is mounted on the first mounting hole and the second mounting Kong Najun;
the top shell is provided with a first step used for limiting the first bearing, and the bottom shell is provided with a bearing pressing plate used for limiting the first bearing.
3. A direct drive motor for a circular knitting machine according to claim 2, characterized in that: the first mounting hole of top shell is equipped with the cover in the pivot and supports and lean on dustproof ring on the first step, dustproof ring locates the one side that first mounting hole kept away from first bearing.
4. A direct drive motor for a circular knitting machine according to claim 3 characterized by: the rotary shaft is provided with fixing plates positioned on two sides of the rotor assembly, and a limit baffle is arranged between the fixing plates close to one side of the bottom shell and the bottom shell.
5. A direct drive motor for a circular knitting machine according to any one of claims 2 to 4 characterized by: the bottom shell is provided with a second step, and the bottom plate is fixed on the second step.
6. A direct drive motor for a circular knitting machine according to claim 5 characterized by: the top shell is provided with a first groove positioned outside the first mounting hole, and the bottom shell is provided with a second groove positioned outside the second mounting hole.
7. A direct drive motor for a circular knitting machine according to claim 6 characterized by: the stator assembly comprises a stator assembly, a first groove and a second groove, wherein a plurality of reinforcing ribs are uniformly distributed in the first groove and the second groove along the circumferential direction, and a notch structure is arranged on each reinforcing rib towards one end of the stator assembly.
8. A direct drive motor for a circular knitting machine according to claim 1, characterized in that: and a third step for installing the second bearing is formed on the balance shaft.
9. A direct drive motor for a circular knitting machine according to claim 8 characterized by: the inner wall of the rotating shaft is provided with a clamping groove corresponding to the third step, and an elastic clamping ring used for limiting the second bearing is arranged in the clamping groove.
10. A direct drive motor for a circular knitting machine according to claim 9 characterized by: and a key slot is also arranged on the rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321097393.3U CN219893104U (en) | 2023-05-09 | 2023-05-09 | Direct-drive motor applied to circular weaving machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321097393.3U CN219893104U (en) | 2023-05-09 | 2023-05-09 | Direct-drive motor applied to circular weaving machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219893104U true CN219893104U (en) | 2023-10-24 |
Family
ID=88400287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321097393.3U Active CN219893104U (en) | 2023-05-09 | 2023-05-09 | Direct-drive motor applied to circular weaving machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219893104U (en) |
-
2023
- 2023-05-09 CN CN202321097393.3U patent/CN219893104U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |